*
     * @param responseData the response data containing SMB metadata
     * @return a list of role type strings extracted from the SMB permissions
     */
    public List<String> getSmbRoleTypeList(final ResponseData responseData) {
        final List<String> roleTypeList = new ArrayList<>();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (fessConfig.isSmbRoleFromFile()) {

                        if (responseData == null) {
                            return true;
                        }

                        roleTypeList.addAll(permissionHelper.getSmbRoleTypeList(responseData));
                        roleTypeList.addAll(permissionHelper.getFileRoleTypeList(responseData));
                        roleTypeList.addAll(permissionHelper.getFtpRoleTypeList(responseData));

        final List<String> roleTypeList = new ArrayList<>();
        final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();

        roleTypeList.addAll(permissionHelper.getSmbRoleTypeList(responseData));
        roleTypeList.addAll(permissionHelper.getFileRoleTypeList(responseData));
        roleTypeList.addAll(permissionHelper.getFtpRoleTypeList(responseData));

        return roleTypeList;
    }